EP4498488A4 - End cover, battery cell, battery, and electric device - Google Patents
End cover, battery cell, battery, and electric deviceInfo
- Publication number
- EP4498488A4 EP4498488A4 EP23778399.8A EP23778399A EP4498488A4 EP 4498488 A4 EP4498488 A4 EP 4498488A4 EP 23778399 A EP23778399 A EP 23778399A EP 4498488 A4 EP4498488 A4 EP 4498488A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- battery
- end cover
- electric device
- battery cell
- cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
- H01M50/119—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/131—Primary casings; Jackets or wrappings characterised by physical properties, e.g. gas permeability, size or heat resistance
- H01M50/133—Thickness
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
- H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220770287.6U CN217485584U (en) | 2022-04-02 | 2022-04-02 | End caps, battery cells, batteries and electrical equipment |
| PCT/CN2023/085200 WO2023186034A1 (en) | 2022-04-02 | 2023-03-30 | End cover, battery cell, battery, and electric device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4498488A1 EP4498488A1 (en) | 2025-01-29 |
| EP4498488A4 true EP4498488A4 (en) | 2025-07-30 |
Family
ID=83307542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP23778399.8A Pending EP4498488A4 (en) | 2022-04-02 | 2023-03-30 | End cover, battery cell, battery, and electric device |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20250023157A1 (en) |
| EP (1) | EP4498488A4 (en) |
| CN (1) | CN217485584U (en) |
| WO (1) | WO2023186034A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN217485584U (en) * | 2022-04-02 | 2022-09-23 | 宁德时代新能源科技股份有限公司 | End caps, battery cells, batteries and electrical equipment |
| CN117832708B (en) * | 2023-12-04 | 2025-06-03 | 蜂巢能源科技股份有限公司 | Battery cell shell and cover plate matching structure and battery cell |
| CN117691269B (en) * | 2024-01-31 | 2024-04-16 | 蜂巢能源科技股份有限公司 | Battery core |
| WO2026025400A1 (en) * | 2024-07-31 | 2026-02-05 | 宁德时代新能源科技股份有限公司 | Battery cell, battery device, electrical device, and stamping method |
| CN120396377A (en) * | 2025-04-25 | 2025-08-01 | 深圳恒熙诺科技有限公司 | A lithium-ion battery sealing device |
| CN120511343B (en) * | 2025-07-22 | 2025-12-09 | 宁德时代新能源科技股份有限公司 | Battery monomer and device, power utilization device, energy storage device and system and charging network |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0942476A1 (en) * | 1997-09-30 | 1999-09-15 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing a rectangular battery |
| EP0973211A1 (en) * | 1997-11-07 | 2000-01-19 | Sony Corporation | Square-shape closed battery |
| US20110274967A1 (en) * | 2008-12-16 | 2011-11-10 | Satoshi Suzuki | Sealed battery |
| EP2482363A1 (en) * | 2011-01-31 | 2012-08-01 | SB LiMotive Co., Ltd. | Secondary battery |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6124175B2 (en) * | 2013-02-20 | 2017-05-10 | 株式会社Gsユアサ | Electricity storage element |
| CN105789500A (en) * | 2014-12-23 | 2016-07-20 | 比亚迪股份有限公司 | Battery housing and manufacturing method thereof, battery, battery bank, battery pack and electric vehicle |
| CN105789492A (en) * | 2014-12-23 | 2016-07-20 | 比亚迪股份有限公司 | Battery shell, preparation method of battery shell, battery, battery pack and electric car |
| JP2021097010A (en) * | 2019-12-19 | 2021-06-24 | 株式会社豊田自動織機 | Power storage device |
| CN217485584U (en) * | 2022-04-02 | 2022-09-23 | 宁德时代新能源科技股份有限公司 | End caps, battery cells, batteries and electrical equipment |
| CN218887348U (en) * | 2022-10-18 | 2023-04-18 | 宁德时代新能源科技股份有限公司 | End cover, battery monomer, battery and consumer |
-
2022
- 2022-04-02 CN CN202220770287.6U patent/CN217485584U/en active Active
-
2023
- 2023-03-30 EP EP23778399.8A patent/EP4498488A4/en active Pending
- 2023-03-30 WO PCT/CN2023/085200 patent/WO2023186034A1/en not_active Ceased
-
2024
- 2024-09-30 US US18/900,911 patent/US20250023157A1/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0942476A1 (en) * | 1997-09-30 | 1999-09-15 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing a rectangular battery |
| EP0973211A1 (en) * | 1997-11-07 | 2000-01-19 | Sony Corporation | Square-shape closed battery |
| US20110274967A1 (en) * | 2008-12-16 | 2011-11-10 | Satoshi Suzuki | Sealed battery |
| EP2482363A1 (en) * | 2011-01-31 | 2012-08-01 | SB LiMotive Co., Ltd. | Secondary battery |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2023186034A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN217485584U (en) | 2022-09-23 |
| EP4498488A1 (en) | 2025-01-29 |
| US20250023157A1 (en) | 2025-01-16 |
| WO2023186034A1 (en) | 2023-10-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20241023 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| A4 | Supplementary search report drawn up and despatched |
Effective date: 20250630 |
|
| RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01M 50/15 20210101AFI20250624BHEP Ipc: H01M 50/148 20210101ALI20250624BHEP Ipc: H01M 50/169 20210101ALI20250624BHEP Ipc: H01M 50/103 20210101ALI20250624BHEP |